315055208

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{199}}^1\times {\mathrm{1171}}^1$

素因数の和:1402

約数の個数: 48

約数和(自身を含む): 643428000

約数和(自身を除く): 328372792

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 199, 338, 398, 676, 796, 1171, 1352, 1592, 2342, 2587, 4684, 5174, 9368, 10348, 15223, 20696, 30446, 33631, 60892, 67262, 121784, 134524, 197899, 233029, 269048, 395798, 466058, 791596, 932116, 1583192, 1864232, 3029377, 6058754, 12117508, 24235016, 39381901, 78763802, 157527604, 315055208]

約数ペア:

[(1, 315055208), (2, 157527604), (4, 78763802), (8, 39381901), (13, 24235016), (26, 12117508), (52, 6058754), (104, 3029377), (169, 1864232), (199, 1583192), (338, 932116), (398, 791596), (676, 466058), (796, 395798), (1171, 269048), (1352, 233029), (1592, 197899), (2342, 134524), (2587, 121784), (4684, 67262), (5174, 60892), (9368, 33631), (10348, 30446), (15223, 20696)]